Home / 891,879.50-1,230,797.06-483,981.42

Finding the Fourth Proportional to 891,879.50, 1,230,797.06 and 483,981.42

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Solution

The fourth proportional to 891,879.50, 1,230,797.06 and 483,981.42 is: 667,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,879.50 : 1,230,797.06 = 483,981.42 : x
  2. Step 2: Convert to fraction form
    891,879.50/1,230,797.06 = 483,981.42/x
  3. Step 3: Cross multiply
    891,879.50x = 1,230,797.06 × 483,981.42
  4. Step 4: Simplify right side
    891,879.50x = 595,682,912,136.27
  5. Step 5: Solve for x
    x = 595,682,912,136.27/891,879.50
  6. Step 6: Final answer
    x = 667,896.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.